. >>> and chelsea clinton reports on a life-changing love story that is now changing the lives of hundreds of girls. >> we can provide a safe place to protect these girls that make them feel special, makes them feel like they can get over things. >>> plus, the mother of all basement hobbies, one that has to be seen to be believed, that and more as "rock center" gets under way. >>> good evening and welcome to "rock center" tonight. we devote much of our broadcast to explosive accounts from former members of the church of scientology. for the first time on television, you will hear from the oscar winner whose break with the church got a lot of attention in hollywood where scientologists famously include people like tom cruise. you will also hear from lawrence wright whose controversial new book on the church "going clear" came out just today. he set out to understand why some members commit themselves so deeply to scientology. what he found as a complicated, often troubling layer to our understanding of the church. harry smith has our report. >> reporter: why did you finally leave the church